Here are some troubleshooting tips for a Micro SD card. You may check whether your camera's issue is listed below. If not, you may go to the Troubleshooting section to find suggestions for more issues or you may contact Reolink support for help.

Applies to: All Reolink cameras the add-on cameras like B400, B800, D400, D800, B1200, D1200, B500, D500

  • SD Card is not Available.

    If you tried to capture the live stream picture or capture the video manually with live stream,

    Then got the “SD Card is Unavailable” with your Android app, which would your Android phone doesn't allow the Reolink app to access the storage.

    Please go to Menu >Settings > Reolink info to allow Read/ Write /Delete External Storage permission for the Reolink App since the phone's App Storage Permission was disabled by default.

  • SD Card Cannot be Formatted.

    Cause 1: SD card is not compatible.


    • Please check if your SD card meets the requirements, refer to how to choose an sd card for the Reolink camera
    • Put the SD card on the computer to see if it can be read and written, and format it to FAT32 to try;
    • Try another SD card. If another camera can recognize the SD card, try swapping the SD card.

    Cause 2: The SD card is not inserted properly.


    • Check whether the SD card is inserted properly and locked in place.
    • Provide a picture of the correct insertion.

    Cause 3: hardware problem with the camera.


    • If the above still does not work, the SD card slot may be broken;
    • If it is a camera with a built-in SD card and the SD card is suddenly unrecognized, please try to power off the camera and restart it again. If it still doesn’t work, please contact Reolink support for assistance.


  • SD Card Can Not Be Detected.

    There are several possible causes for SD Card Not being Detected on Reolink App. Follow the troubleshooting tips listed below to solve the problem.


    Cause 1. The SD card can not be recognized by Reolink cameras. 

    Solution: Please format the SD card into FAT32 on your computer, and then insert the SD card into the camera to see if it works. If it doesn't, please refer to this article to see whether your SD card meets the requirement or to choose a micro SD card that is compatible with Reolink cameras. 

    Item Requirement
    Capacity 8GB or 16GB card is suggested (Up to 256GB)
    Read and Write Speed Class 10 or higher
    Format FAT32

    Cause 2.
     The card had not been properly inserted into the camera.

    Solution: Take out the SD card and insert it again to see if it works. 

    Cause 3. The SD card is defective.

    Solution: Please test the SD card on your computer and see whether the SD card can be read and written. If it doesn't, please use another SD card to see if it works.

    If the problem persists after going through the steps above, you may contact our support team by submitting a request with your troubleshooting results.


  • No Recordings were Found on Micro SD Card.


    Note: If you fail to find any records in the Micro SD card when trying to playback the recordings of your camera, please refer to this article to see whether you have left out any detail when searching recordings in Playback. If you still cannot find any records, please follow the steps below to troubleshoot the issue. 

    There are several possible causes for the problem:

    Cause 1. The micro SD card cannot be recognized by Reolink cameras.

    Solution: Please check the status of the micro SD card. You will see whether the SD card has been recognized via the SD card's information. If not, please refer to this article to choose the SD card that is compatible with Reolink products.

    Cause 2. Incorrect recording settings.

    Solution: Configure motion detection record to micro SD card for Reolink Cameras

    Cause 3. The camera fails to trigger the alarm.

    Solution: Try to trigger the motion detection and check the signs of the alarm:

    a. Check for Motion Icon on the screen. 
    b. Check for Push notifications or Email Alerts.
    c. Check for Audio Alarm (only for the cameras with the speaker)

    If no signs of alarm can be found, please contact our support team for additional help.

    Cause 4. The SD card is not working.

    Solution: Try to format the micro SD card or try another SD card. If the alarm can be triggered properly but still no recordings are found in the SD card, please try to format your SD card into FAT32 to test whether the camera can save the recordings.

    Note: If you're trying to format your SD card in Mac, it is recommended that you convert the format into MS-DOS format.